{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:HRIAMJX7PPTB56NR5TODJYOMDF","short_pith_number":"pith:HRIAMJX7","canonical_record":{"source":{"id":"2608.09462","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-ex","submitted_at":"2026-08-10T11:31:33Z","cross_cats_sorted":["cs.SY","eess.SY"],"title_canon_sha256":"3f3b3d6230990aa5a91467fcb7becd4770fbccb96ecc6e0118db6157d9100ed8","abstract_canon_sha256":"6c1a65411094a1a0b56bc926af7a89db70d0746889e98f698d7589490c59d810"},"schema_version":"1.0"},"canonical_sha256":"3c500626ff7be61ef9b1ecdc34e1cc1948e7ef0e2c809014ce04f02aae916ee7","source":{"kind":"arxiv","id":"2608.09462","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.09462","created_at":"2026-08-11T02:24:16Z"},{"alias_kind":"arxiv_version","alias_value":"2608.09462v1","created_at":"2026-08-11T02:24:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.09462","created_at":"2026-08-11T02:24:16Z"},{"alias_kind":"pith_short_12","alias_value":"HRIAMJX7PPTB","created_at":"2026-08-11T02:24:16Z"},{"alias_kind":"pith_short_16","alias_value":"HRIAMJX7PPTB56NR","created_at":"2026-08-11T02:24:16Z"},{"alias_kind":"pith_short_8","alias_value":"HRIAMJX7","created_at":"2026-08-11T02:24:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:HRIAMJX7PPTB56NR5TODJYOMDF","target":"record","payload":{"canonical_record":{"source":{"id":"2608.09462","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-ex","submitted_at":"2026-08-10T11:31:33Z","cross_cats_sorted":["cs.SY","eess.SY"],"title_canon_sha256":"3f3b3d6230990aa5a91467fcb7becd4770fbccb96ecc6e0118db6157d9100ed8","abstract_canon_sha256":"6c1a65411094a1a0b56bc926af7a89db70d0746889e98f698d7589490c59d810"},"schema_version":"1.0"},"canonical_sha256":"3c500626ff7be61ef9b1ecdc34e1cc1948e7ef0e2c809014ce04f02aae916ee7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-11T02:24:16.530466Z","signature_b64":"JdcOcHPx8mZQft5AJFNOOwqelXQG8N+jePraiT+9IL5hvvz4ms+AkCeiCu5CUVEdHXg1/21/C0GZWZzOwLn/Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3c500626ff7be61ef9b1ecdc34e1cc1948e7ef0e2c809014ce04f02aae916ee7","last_reissued_at":"2026-08-11T02:24:16.528905Z","signature_status":"signed_v1","first_computed_at":"2026-08-11T02:24:16.528905Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2608.09462","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-11T02:24:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7zhnQMR4nHw2LzedyL+LPAYT6F7kt0gkeQk0HjDi/QoQK5bcT1XvnKKhN0KhuCXnuNh98ES21lDLIyRLL4GkBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T12:59:40.450287Z"},"content_sha256":"758452fcd71c91d2946cb6f91b86d2354c0c58d893900f22ef23bddea2efcf5c","schema_version":"1.0","event_id":"sha256:758452fcd71c91d2946cb6f91b86d2354c0c58d893900f22ef23bddea2efcf5c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:HRIAMJX7PPTB56NR5TODJYOMDF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Automated Signal Integrity Analysis Framework for High-Speed Interconnects in the PPCB-1347-MuPix11 Probe Card","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cs.SY","eess.SY"],"primary_cat":"hep-ex","authors_text":"A.E. McDougall, A.J.A. Knight, A.S. Rotelli, D. Bortoletto, D M S Sultan, J. Vossebeld, R. Plackett","submitted_at":"2026-08-10T11:31:33Z","abstract_excerpt":"A reusable MATLAB signal-integrity (SI) framework is presented that converts compatible four-port S-parameter data, measured by VNA or obtained from electromagnetic simulation, into traceable link-level evidence rather than a single loss metric. The framework is demonstrated on the four 1.25 Gbps differential routes (DP1-DP4) of the PPCB-1347-MuPix11 probe card using PTSL CST Microwave 3D-Solver-derived four-port S-parameters and a virtual time-domain solver. The automated pipeline preflights file structures, performs a power-normalized mixed-mode transformation, applies route-length-aware los"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.09462","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2608.09462/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-11T02:24:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3HyNBSpFnxm/lYvqfZxIGczZr+/+Z3cljYbxKZ4/7HJN1iy7aBNtSXOQn67GkXBVbeFKFh7fz6tm381ClKYXAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T12:59:40.452603Z"},"content_sha256":"f11ce57d73353c48db7aba59383d6b522c6e864d210bf1431e5fc06dd400c426","schema_version":"1.0","event_id":"sha256:f11ce57d73353c48db7aba59383d6b522c6e864d210bf1431e5fc06dd400c426"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HRIAMJX7PPTB56NR5TODJYOMDF/bundle.json","state_url":"https://pith.science/pith/HRIAMJX7PPTB56NR5TODJYOMDF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HRIAMJX7PPTB56NR5TODJYOMDF/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-12T12:59:40Z","links":{"resolver":"https://pith.science/pith/HRIAMJX7PPTB56NR5TODJYOMDF","bundle":"https://pith.science/pith/HRIAMJX7PPTB56NR5TODJYOMDF/bundle.json","state":"https://pith.science/pith/HRIAMJX7PPTB56NR5TODJYOMDF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HRIAMJX7PPTB56NR5TODJYOMDF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:HRIAMJX7PPTB56NR5TODJYOMDF","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"6c1a65411094a1a0b56bc926af7a89db70d0746889e98f698d7589490c59d810","cross_cats_sorted":["cs.SY","eess.SY"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-ex","submitted_at":"2026-08-10T11:31:33Z","title_canon_sha256":"3f3b3d6230990aa5a91467fcb7becd4770fbccb96ecc6e0118db6157d9100ed8"},"schema_version":"1.0","source":{"id":"2608.09462","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.09462","created_at":"2026-08-11T02:24:16Z"},{"alias_kind":"arxiv_version","alias_value":"2608.09462v1","created_at":"2026-08-11T02:24:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.09462","created_at":"2026-08-11T02:24:16Z"},{"alias_kind":"pith_short_12","alias_value":"HRIAMJX7PPTB","created_at":"2026-08-11T02:24:16Z"},{"alias_kind":"pith_short_16","alias_value":"HRIAMJX7PPTB56NR","created_at":"2026-08-11T02:24:16Z"},{"alias_kind":"pith_short_8","alias_value":"HRIAMJX7","created_at":"2026-08-11T02:24:16Z"}],"graph_snapshots":[{"event_id":"sha256:f11ce57d73353c48db7aba59383d6b522c6e864d210bf1431e5fc06dd400c426","target":"graph","created_at":"2026-08-11T02:24:16Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2608.09462/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A reusable MATLAB signal-integrity (SI) framework is presented that converts compatible four-port S-parameter data, measured by VNA or obtained from electromagnetic simulation, into traceable link-level evidence rather than a single loss metric. The framework is demonstrated on the four 1.25 Gbps differential routes (DP1-DP4) of the PPCB-1347-MuPix11 probe card using PTSL CST Microwave 3D-Solver-derived four-port S-parameters and a virtual time-domain solver. The automated pipeline preflights file structures, performs a power-normalized mixed-mode transformation, applies route-length-aware los","authors_text":"A.E. McDougall, A.J.A. Knight, A.S. Rotelli, D. Bortoletto, D M S Sultan, J. Vossebeld, R. Plackett","cross_cats":["cs.SY","eess.SY"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-ex","submitted_at":"2026-08-10T11:31:33Z","title":"Automated Signal Integrity Analysis Framework for High-Speed Interconnects in the PPCB-1347-MuPix11 Probe Card"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.09462","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:758452fcd71c91d2946cb6f91b86d2354c0c58d893900f22ef23bddea2efcf5c","target":"record","created_at":"2026-08-11T02:24:16Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"6c1a65411094a1a0b56bc926af7a89db70d0746889e98f698d7589490c59d810","cross_cats_sorted":["cs.SY","eess.SY"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-ex","submitted_at":"2026-08-10T11:31:33Z","title_canon_sha256":"3f3b3d6230990aa5a91467fcb7becd4770fbccb96ecc6e0118db6157d9100ed8"},"schema_version":"1.0","source":{"id":"2608.09462","kind":"arxiv","version":1}},"canonical_sha256":"3c500626ff7be61ef9b1ecdc34e1cc1948e7ef0e2c809014ce04f02aae916ee7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3c500626ff7be61ef9b1ecdc34e1cc1948e7ef0e2c809014ce04f02aae916ee7","first_computed_at":"2026-08-11T02:24:16.528905Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-11T02:24:16.528905Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JdcOcHPx8mZQft5AJFNOOwqelXQG8N+jePraiT+9IL5hvvz4ms+AkCeiCu5CUVEdHXg1/21/C0GZWZzOwLn/Bw==","signature_status":"signed_v1","signed_at":"2026-08-11T02:24:16.530466Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.09462","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:758452fcd71c91d2946cb6f91b86d2354c0c58d893900f22ef23bddea2efcf5c","sha256:f11ce57d73353c48db7aba59383d6b522c6e864d210bf1431e5fc06dd400c426"],"state_sha256":"fd922c24d8995c14acbbcf47be086d94779e10b1a5432c67280ef39d1afa1a48"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eZ0L/+DZnKG2pR4PO88rsroidvuoDhSqybHlYYNYwBcz1nqD43d4/ze+R4/8wyWAHnwpmm/HNiUT72AUKF+1Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T12:59:40.460659Z","bundle_sha256":"24f35325ac2714903e13ecbfd4731e06957e471689829ad4f5028a18a8f5de54"}}